Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net Loss	$ (7,037)	$ (7,094)	$ (6,138)	$ (19,919)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of $0 tax in 2019 and 2020	1,007	321	(914)	629
Unrealized gains on available-for-sale securities, net of $0 tax in 2019 and 2020	(1)	3	5	69
Total other comprehensive income (loss)	1,006	324	(909)	698
Comprehensive loss	(6,031)	(6,770)	(7,047)	(19,221)
Clean Energy Fuels Corp.
Net Loss	(6,736)	(5,383)	(5,032)	(16,329)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of $0 tax in 2019 and 2020	1,007	321	(914)	629
Unrealized gains on available-for-sale securities, net of $0 tax in 2019 and 2020	(1)	3	5	69
Total other comprehensive income (loss)	1,006	324	(909)	698
Comprehensive loss	(5,730)	(5,059)	(5,941)	(15,631)
Noncontrolling Interest in Subsidiary
Net Loss	(301)	(1,711)	(1,106)	(3,590)
Other comprehensive income (loss), net of tax:
Comprehensive loss	$ (301)	$ (1,711)	$ (1,106)	$ (3,590)